diff --git a/fys-admin/src/main/java/com/fuyuanshen/app/service/AppLoginService.java b/fys-admin/src/main/java/com/fuyuanshen/app/service/AppLoginService.java
index 0c86da27..6d038219 100644
--- a/fys-admin/src/main/java/com/fuyuanshen/app/service/AppLoginService.java
+++ b/fys-admin/src/main/java/com/fuyuanshen/app/service/AppLoginService.java
@@ -4,6 +4,10 @@ import cn.dev33.satoken.exception.NotLoginException;
 import cn.dev33.satoken.stp.StpUtil;
 import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.util.ObjectUtil;
+import com.fuyuanshen.app.domain.bo.AppDeviceBindRecordBo;
+import com.fuyuanshen.app.domain.bo.AppDeviceShareBo;
+import com.fuyuanshen.app.domain.vo.AppDeviceBindRecordVo;
+import com.fuyuanshen.app.domain.vo.AppDeviceShareVo;
 import com.fuyuanshen.app.domain.vo.AppRoleVo;
 import com.fuyuanshen.app.domain.vo.AppUserVo;
 import com.fuyuanshen.common.core.constant.Constants;
@@ -33,6 +37,7 @@ import org.springframework.stereotype.Service;
 import java.time.Duration;
 import java.util.*;
 import java.util.function.Supplier;
+import java.util.stream.Collectors;
 
 /**
  * 登录校验方法
@@ -52,6 +57,8 @@ public class AppLoginService {
 
     private final ISysTenantService tenantService;
     private final IAppUserService appUserService;
+    private final IAppDeviceShareService appDeviceShareService;
+    private final IAppDeviceBindRecordService appDeviceBindRecordService;
 
 
     /**
@@ -188,10 +195,32 @@ public class AppLoginService {
     public void cancelAccount() {
         try {
             AppLoginUser loginUser = AppLoginHelper.getLoginUser();
+//            AppLoginUser loginUser = new AppLoginUser();
+//            loginUser.setUserId(1988398584423133187L);
+//            loginUser.setUsername("19022528079");
             if (ObjectUtil.isNull(loginUser)) {
                 return;
             }
             appUserService.deleteWithValidByIds(Collections.singletonList(loginUser.getUserId()),true);
+
+            AppDeviceBindRecordBo appDeviceBindRecordBo = new AppDeviceBindRecordBo();
+            appDeviceBindRecordBo.setBindingUserId(loginUser.getUserId());
+            List<AppDeviceBindRecordVo> appDeviceBindRecordVos = appDeviceBindRecordService.queryList(appDeviceBindRecordBo);
+            if(ObjectUtil.length(appDeviceBindRecordVos)>0){
+
+
+                // 根据设备id批量删除
+                List<Long> deviceIds = appDeviceBindRecordVos.stream().map(AppDeviceBindRecordVo::getDeviceId).toList();
+                appDeviceShareService.deleteByDeviceIds(deviceIds);
+
+
+                List<Long> ids = appDeviceBindRecordVos.stream()
+                        .map(AppDeviceBindRecordVo::getId)
+                        .collect(Collectors.toList());
+                appDeviceBindRecordService.deleteWithValidByIds(ids, true);
+                log.info("删除绑定关系表数据：ids={}",ids);
+            }
+
             if (TenantHelper.isEnable() && LoginHelper.isSuperAdmin()) {
                 // 超级管理员 登出清除动态租户
                 TenantHelper.clearDynamic();
diff --git a/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/mapper/AppDeviceShareMapper.java b/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/mapper/AppDeviceShareMapper.java
index 99bc47c0..19819c11 100644
--- a/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/mapper/AppDeviceShareMapper.java
+++ b/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/mapper/AppDeviceShareMapper.java
@@ -9,6 +9,8 @@ import com.fuyuanshen.app.domain.vo.AppDeviceShareVo;
 import com.fuyuanshen.common.mybatis.core.mapper.BaseMapperPlus;
 import org.apache.ibatis.annotations.Param;
 
+import java.util.List;
+
 /**
  * 设备分享Mapper接口
  *
@@ -27,4 +29,6 @@ public interface AppDeviceShareMapper extends BaseMapperPlus<AppDeviceShare, App
      * @return 设备分享
      */
     Page<AppDeviceShareVo> selectWebDeviceShareList(@Param("bo") AppDeviceShareBo bo, Page<AppDeviceShareVo> page);
+
+    void deleteByDeviceIds(@Param("deviceIds") List<Long> deviceIds);
 }
diff --git a/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/service/IAppDeviceShareService.java b/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/service/IAppDeviceShareService.java
index b4fcb4f9..cff36c5c 100644
--- a/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/service/IAppDeviceShareService.java
+++ b/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/service/IAppDeviceShareService.java
@@ -67,4 +67,6 @@ public interface IAppDeviceShareService {
     Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid);
 
     TableDataInfo<AppDeviceShareVo> otherDeviceShareList(AppDeviceShareBo bo, PageQuery pageQuery);
+
+    void deleteByDeviceIds(List<Long> deviceIds);
 }
diff --git a/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/service/impl/AppDeviceShareServiceImpl.java b/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/service/impl/AppDeviceShareServiceImpl.java
index 322268a0..726ef15c 100644
--- a/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/service/impl/AppDeviceShareServiceImpl.java
+++ b/fys-modules/fys-app/src/main/java/com/fuyuanshen/app/service/impl/AppDeviceShareServiceImpl.java
@@ -166,4 +166,9 @@ public class AppDeviceShareServiceImpl implements IAppDeviceShareService {
         });
         return TableDataInfo.build(result);
     }
+
+    @Override
+    public void deleteByDeviceIds(List<Long> deviceIds) {
+        baseMapper.deleteByDeviceIds(deviceIds);
+    }
 }
diff --git a/fys-modules/fys-app/src/main/resources/mapper/app/AppDeviceShareMapper.xml b/fys-modules/fys-app/src/main/resources/mapper/app/AppDeviceShareMapper.xml
index ce0ffbcf..56de3ddb 100644
--- a/fys-modules/fys-app/src/main/resources/mapper/app/AppDeviceShareMapper.xml
+++ b/fys-modules/fys-app/src/main/resources/mapper/app/AppDeviceShareMapper.xml
@@ -3,6 +3,12 @@
         PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.fuyuanshen.app.mapper.AppDeviceShareMapper">
+    <delete id="deleteByDeviceIds">
+        delete from app_device_share where device_id in
+        <foreach item="item" collection="deviceIds" separator="," open="(" close=")">
+            #{item}
+        </foreach>
+    </delete>
 
     <select id="otherDeviceShareList" resultType="com.fuyuanshen.app.domain.vo.AppDeviceShareVo">
         select d.device_name,
diff --git a/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/mapper/DeviceMapper.java b/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/mapper/DeviceMapper.java
index ad28481b..b846c205 100644
--- a/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/mapper/DeviceMapper.java
+++ b/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/mapper/DeviceMapper.java
@@ -137,4 +137,13 @@ public interface DeviceMapper extends BaseMapper<Device> {
     List<DeviceUsageFrequencyVo> getDeviceUsageFrequency(@Param("days") int days);
 
     List<OnlineStatusVo> queryOnlineStatusList();
+
+    /**
+     * 根据设备类型ID查询设备数量
+     *
+     * @param deviceTypeId 设备类型ID
+     * @return 设备数量
+     */
+    int countByDeviceTypeId(@Param("deviceTypeId") Long deviceTypeId);
+
 }
\ No newline at end of file
diff --git a/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/service/impl/DeviceServiceImpl.java b/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/service/impl/DeviceServiceImpl.java
index 6e9551c1..78a83f51 100644
--- a/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/service/impl/DeviceServiceImpl.java
+++ b/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/service/impl/DeviceServiceImpl.java
@@ -192,10 +192,21 @@ public class DeviceServiceImpl extends ServiceImpl<DeviceMapper, Device> impleme
             throw new BadRequestException("设备IMEI已存在！！！");
         }
 
+        DeviceTypeGrants typeGrants = new DeviceTypeGrants();
+
+        if (deviceForm.getDeviceType() != null) {
+            DeviceTypeQueryCriteria queryCriteria = new DeviceTypeQueryCriteria();
+            queryCriteria.setDeviceTypeId(deviceForm.getDeviceType());
+            typeGrants = deviceTypeGrantsMapper.selectById(queryCriteria.getDeviceTypeId());
+            if (typeGrants == null) {
+                throw new Exception("设备类型不存在!!!");
+            }
+        }
+
         // 检查设备类型是否存在，如果不存在则创建
         DeviceType deviceType = null;
         if (deviceForm.getDeviceType() != null) {
-            deviceType = deviceTypeMapper.selectById(deviceForm.getDeviceType());
+            deviceType = deviceTypeMapper.selectById(typeGrants.getDeviceTypeId());
         } else if (deviceForm.getTypeName() != null) {
             deviceType = deviceTypeMapper.selectOne(new QueryWrapper<DeviceType>().eq("type_name", deviceForm.getTypeName()));
         }
@@ -278,7 +289,7 @@ public class DeviceServiceImpl extends ServiceImpl<DeviceMapper, Device> impleme
         // 保存图片并获取URL
         if (deviceForm.getFile() != null) {
             String fileHash = fileHashUtil.hash(deviceForm.getFile());
-            SysOssVo upload = ossService.updateHash(deviceForm.getFile(),fileHash);
+            SysOssVo upload = ossService.updateHash(deviceForm.getFile(), fileHash);
             // 设置图片路径
             deviceForm.setDevicePic(upload.getUrl());
         }
@@ -353,7 +364,7 @@ public class DeviceServiceImpl extends ServiceImpl<DeviceMapper, Device> impleme
         // 处理上传的图片
         if (deviceForm.getFile() != null) {
             String fileHash = fileHashUtil.hash(deviceForm.getFile());
-            SysOssVo oss = ossService.updateHash(deviceForm.getFile(),fileHash);
+            SysOssVo oss = ossService.updateHash(deviceForm.getFile(), fileHash);
             // 强制将HTTP替换为HTTPS
             if (oss.getUrl() != null && oss.getUrl().startsWith("http://")) {
                 oss.setUrl(oss.getUrl().replaceFirst("^http://", "https://"));
diff --git a/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/service/impl/DeviceTypeServiceImpl.java b/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/service/impl/DeviceTypeServiceImpl.java
index d0f3815f..e4c7f4cc 100644
--- a/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/service/impl/DeviceTypeServiceImpl.java
+++ b/fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/service/impl/DeviceTypeServiceImpl.java
@@ -224,6 +224,16 @@ public class DeviceTypeServiceImpl extends ServiceImpl<DeviceTypeMapper, DeviceT
             throw new RuntimeException("设备类型不存在");
         }
 
+
+
+        if (!deviceType.getTypeName().equals(resources.getTypeName())) {
+            int count = deviceMapper.countByDeviceTypeId(deviceType.getId());
+            if (count > 0) {
+                throw new RuntimeException("该设备类型下已有绑定设备，无法修改设备类型名称!!!");
+            }
+        }
+
+
         // List<Device> devices = deviceMapper.selectList(new QueryWrapper<Device>()
         //         .eq("device_type", deviceTypeGrants.getDeviceTypeId()));
         // if (CollectionUtil.isNotEmpty(devices)) {
diff --git a/fys-modules/fys-equipment/src/main/resources/mapper/equipment/DeviceMapper.xml b/fys-modules/fys-equipment/src/main/resources/mapper/equipment/DeviceMapper.xml
index b57f59e2..44059604 100644
--- a/fys-modules/fys-equipment/src/main/resources/mapper/equipment/DeviceMapper.xml
+++ b/fys-modules/fys-equipment/src/main/resources/mapper/equipment/DeviceMapper.xml
@@ -497,4 +497,11 @@
         FROM device a left join device_type b on a.device_type = b.id where b.communication_mode in (0, 2) and a.online_status in (1,2)
     </select>
 
+    <!-- 根据设备类型ID查询设备数量 -->
+    <select id="countByDeviceTypeId" resultType="int">
+        SELECT COUNT(*)
+        FROM device
+        WHERE device_type = #{deviceTypeId}
+    </select>
+
 </mapper>
\ No newline at end of file